Home / 11,866.19-17,799.33-11,144.48

Finding the Fourth Proportional to 11,866.19, 17,799.33 and 11,144.48

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Solution

The fourth proportional to 11,866.19, 17,799.33 and 11,144.48 is: 16,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866.19 : 17,799.33 = 11,144.48 : x
  2. Step 2: Convert to fraction form
    11,866.19/17,799.33 = 11,144.48/x
  3. Step 3: Cross multiply
    11,866.19x = 17,799.33 × 11,144.48
  4. Step 4: Simplify right side
    11,866.19x = 198,364,277.20
  5. Step 5: Solve for x
    x = 198,364,277.20/11,866.19
  6. Step 6: Final answer
    x = 16,716.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.